def get_cost_per_item(shoplist):
"""A function named get_cost_per_item().
The key of shoplist should be the item name as found in FRUIT
The value of shoplist should be an integer indicating
the number of units to purchase. Return, a new dictionary
keyed by the name of the fruit with the total cost per-item reflected
Argument:
a dictionary called shoplist.
Return:
a new dictionary keyed with the total cost per-item reflected.
Example:"""
for cfruit, count in shoplist.iteritems():
for pfruit, price in FRUIT.iteritems():
if cfruit == pfruit:
print pfruit, (count * price), count, price
return
def get_cost_per_item(shoplist):
"""Creates dict keyed by fruit name.
Args:
shoplist (dict): Dictionary of items.
Returns:
dict: Keyed by fruit name and total cost/item.
Examples:
>>> get_cost_per_item({'Lime': 12, 'Red Pear': 4,
'Peach': 24, 'Beet': 1})
{'Lime': 7.08, 'Peach': 95.76, 'Red Pear': 9.96}
>>> get_cost_per_item({''Red Plum': 3,
'Bosc Pear': 5, 'Key Lime': 2, 'Beet': 1})
{'Red Plum': 8.97, 'Key Lime': 7.98, 'Bosc Pear': 9.95}
"""
return {k: v * z for k, v in shoplist.iteritems()
for x, z in FRUIT.iteritems() if k == x}